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RETEST AFTER REPAIR
If a failed test indicates that any mechanical part which could affect the machine’s electrical
characteristics must be replaced, or if any electrical components are repaired or replaced, the
machine must be retested and meet the following standards.
TROUBLESHOOTING AND REPAIRF-50
LN-7 GMA WIRE FEEDER
Wire Feed Speed, LN-7 GMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 through 700 in./min
Wire Feed Speed, LN-7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 through 500 in./min
Voltmeter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Must be accurate to ±0.5 VDC
Gas Solenoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . Must function when gun trigger is activated